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Josef Machac

Address5 East 98th Street
New York NY 10029
Phone212-427-1540

     Bibliographic 
     selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Heiba S, Kolker D, Ong L, Sharma S, Travis A, Teodorescu V, Ellozy S, Kostakoglu L, Savitch I, Machac J. Dual-isotope SPECT/CT impact on hospitalized patients with suspected diabetic foot infection: saving limbs, lives, and resources. Nucl Med Commun. 2013 Sep; 34(9):877-84.
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    2. Bini J, Izquierdo-Garcia D, Mateo J, Machac J, Narula J, Fuster V, Fayad ZA. Preclinical evaluation of MR attenuation correction versus CT attenuation correction on a sequential whole-body MR/PET scanner. Invest Radiol. 2013 May; 48(5):313-22.
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    3. Sideras PA, Heiba S, Machac J, Hechtman J, Vatti S. Mycobacterial pseudotumor of the plantar fascia: how common is it? Clin Imaging. 2013 Jul-Aug; 37(4):802-5.
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    4. Kim J, Bravo PE, Gholamrezanezhad A, Sohn S, Rafique A, Travis A, Machac J. Coronary artery and thoracic aorta calcification is inversely related to coronary flow reserve as measured by 8²Rb PET/CT in intermediate risk patients. J Nucl Cardiol. 2013 Jun; 20(3):375-84.
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    5. Bucerius J, Mani V, Moncrieff C, Rudd JH, Machac J, Fuster V, Farkouh ME, Fayad ZA. Impact of noninsulin-dependent type 2 diabetes on carotid wall 18F-fluorodeoxyglucose positron emission tomography uptake. J Am Coll Cardiol. 2012 Jun 5; 59(23):2080-8.
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    6. Hrabálek L, Wanek T, Machac J, Vaverka M, Langová K, Kalita O, Krahulík D, Novák V, Houdek M. [Percutaneous interspinous dynamic stabilization (in-space) in patients with degenerative disease of the lumbosacral spine - a prospective study]. Rozhl Chir. 2012 Jun; 91(6):311-6.
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    7. Hachamovitch R, Nutter B, Hlatky MA, Shaw LJ, Ridner ML, Dorbala S, Beanlands RS, Chow BJ, Branscomb E, Chareonthaitawee P, Weigold WG, Voros S, Abbara S, Yasuda T, Jacobs JE, Lesser J, Berman DS, Thomson LE, Raman S, Heller GV, Schussheim A, Brunken R, Williams KA, Farkas S, Delbeke D, Schoepf UJ, Reichek N, Rabinowitz S, Sigman SR, Patterson R, Corn CR, White R, Kazerooni E, Corbett J, Bokhari S, Machac J, Guarneri E, Borges-Neto S, Millstine JW, Caldwell J, Arrighi J, Hoffmann U, Budoff M, Lima J, Johnson JR, Johnson B, Gaber M, Williams JA, Foster C, Hainer J, Di Carli MF. Patient management after noninvasive cardiac imaging results from SPARC (Study of myocardial perfusion and coronary anatomy imaging roles in coronary artery disease). J Am Coll Cardiol. 2012 Jan 31; 59(5):462-74.
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    8. Hrabalek L, Adamus M, Wanek T, Machac J, Tucek P. Surgical complications of the anterior approach to the L5/S1 intervertebral disc. Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2012 Dec; 156(4):354-8.
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    9. Bucerius J, Duivenvoorden R, Mani V, Moncrieff C, Rudd JH, Calcagno C, Machac J, Fuster V, Farkouh ME, Fayad ZA. Prevalence and risk factors of carotid vessel wall inflammation in coronary artery disease patients: FDG-PET and CT imaging study. JACC Cardiovasc Imaging. 2011 Nov; 4(11):1195-205.
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    10. Jiang M, Nowakowski FS, Wang J, Heiba S, Zhang Z, Weintraub J, Kim E, Machac J. Characterization of extrahepatic distribution of Tc-99m macroaggregated albumin in hepatic perfusion imaging studies prior to yttrium-90 microsphere therapy. Cancer Biother Radiopharm. 2011 Aug; 26(4):511-8.
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    11. Son H, Khan SM, Rahaman J, Cameron KL, Prasad-Hayes M, Chuang L, Machac J, Heiba S, Kostakoglu L. Role of FDG PET/CT in staging of recurrent ovarian cancer. Radiographics. 2011 Mar-Apr; 31(2):569-83.
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    12. Son H, Heiba S, Kostakoglu L, Machac J. Extraperitoneal urine leak after renal transplantation: the role of radionuclide imaging and the value of accompanying SPECT/CT - a case report. BMC Med Imaging. 2010; 10:23.
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    13. Heiba SI, Kolker D, Mocherla B, Kapoor K, Jiang M, Son H, Rangaswamy B, Kostakoglu L, Savitch I, DaCosta M, Machac J. The optimized evaluation of diabetic foot infection by dual isotope SPECT/CT imaging protocol. J Foot Ankle Surg. 2010 Nov-Dec; 49(6):529-36.
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    14. Son H, Kositwattanarerk A, Hayes MP, Chuang L, Rahaman J, Heiba S, Machac J, Zakashansky K, Kostakoglu L. PET/CT evaluation of cervical cancer: spectrum of disease. Radiographics. 2010 Sep; 30(5):1251-68.
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    15. Jelinek L, Marques R, Machac J. Fishnet metamaterials--rules for refraction and limits of homogenization. Opt Express. 2010 Aug 16; 18(17):17940-9.
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    16. Rudd JH, Narula J, Strauss HW, Virmani R, Machac J, Klimas M, Tahara N, Fuster V, Warburton EA, Fayad ZA, Tawakol AA. Imaging atherosclerotic plaque inflammation by fluorodeoxyglucose with positron emission tomography: ready for prime time? J Am Coll Cardiol. 2010 Jun 8; 55(23):2527-35.
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    17. Knesaurek K, Machac J, Muzinic M, DaCosta M, Zhang Z, Heiba S. Quantitative comparison of yttrium-90 (90Y)-microspheres and technetium-99m (99mTc)-macroaggregated albumin SPECT images for planning 90Y therapy of liver cancer. Technol Cancer Res Treat. 2010 Jun; 9(3):253-62.
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    18. Naymagon S, Warner RR, Patel K, Harpaz N, Machac J, Weintraub JL, Kim MK. Gastroduodenal ulceration associated with radioembolization for the treatment of hepatic tumors: an institutional experience and review of the literature. Dig Dis Sci. 2010 Sep; 55(9):2450-8.
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    19. Hyafil F, Cornily JC, Rudd JH, Machac J, Feldman LJ, Fayad ZA. Quantification of inflammation within rabbit atherosclerotic plaques using the macrophage-specific CT contrast agent N1177: a comparison with 18F-FDG PET/CT and histology. J Nucl Med. 2009 Jun; 50(6):959-65.
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    20. Knesaurek K, Machac J, Zhang Z. Repeatability of regional myocardial blood flow calculation in 82Rb PET imaging. BMC Med Phys. 2009; 9:2.
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    21. Rudd JH, Myers KS, Bansilal S, Machac J, Woodward M, Fuster V, Farkouh ME, Fayad ZA. Relationships among regional arterial inflammation, calcification, risk factors, and biomarkers: a prospective fluorodeoxyglucose positron-emission tomography/computed tomography imaging study. Circ Cardiovasc Imaging. 2009 Mar; 2(2):107-15.
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    22. Worthley SG, Zhang ZY, Machac J, Helft G, Tang C, Liew GY, Zaman AG, Worthley MI, Fayad ZA, Buchsbaum MS, Fuster V, Badimon JJ. In vivo non-invasive serial monitoring of FDG-PET progression and regression in a rabbit model of atherosclerosis. Int J Cardiovasc Imaging. 2009 Mar; 25(3):251-7.
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    23. Strauss HW, Miller DD, Wittry MD, Cerqueira MD, Garcia EV, Iskandrian AS, Schelbert HR, Wackers FJ, Balon HR, Lang O, Machac J. Procedure guideline for myocardial perfusion imaging 3.3. J Nucl Med Technol. 2008 Sep; 36(3):155-61.
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    24. Kim SC, Kim SC, Machac J, Krynyckyi BR, Knesaurek K, Krellenstein D, Schultz B, Gribetz A, DePalo L, Teirstein A, Kim CK. Fluoro-deoxy-glucose positron emission tomography for evaluation of indeterminate lung nodules: assigning a probability of malignancy may be preferable to binary readings. Ann Nucl Med. 2008 Apr; 22(3):165-70.
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    25. Rudd JH, Myers KS, Bansilal S, Machac J, Pinto CA, Tong C, Rafique A, Hargeaves R, Farkouh M, Fuster V, Fayad ZA. Atherosclerosis inflammation imaging with 18F-FDG PET: carotid, iliac, and femoral uptake reproducibility, quantification methods, and recommendations. J Nucl Med. 2008 Jun; 49(6):871-8.
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    26. Calcagno C, Cornily JC, Hyafil F, Rudd JH, Briley-Saebo KC, Mani V, Goldschlager G, Machac J, Fuster V, Fayad ZA. Detection of neovessels in atherosclerotic plaques of rabbits using dynamic contrast enhanced MRI and 18F-FDG PET. Arterioscler Thromb Vasc Biol. 2008 Jul; 28(7):1311-7.
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    27. Mehta D, Lubitz SA, Frankel Z, Wisnivesky JP, Einstein AJ, Goldman M, Machac J, Teirstein A. Cardiac involvement in patients with sarcoidosis: diagnostic and prognostic value of outpatient testing. Chest. 2008 Jun; 133(6):1426-35.
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    28. Kim S, Krynyckyi BR, Machac J, Kim CK. Temporal relation between temperature change and FDG uptake in brown adipose tissue. Eur J Nucl Med Mol Imaging. 2008 May; 35(5):984-9.
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    29. Mocherla B, Kim J, Roayaie S, Kim S, Machac J, Kostakoglu L. FDG PET/CT imaging to rule out extrahepatic metastases before liver transplantation. Clin Nucl Med. 2007 Dec; 32(12):947-8.
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    30. Knesaurek K, Machac J, Ho Kim J. Comparison of 2D, 3D high dose and 3D low dose gated myocardial 82Rb PET imaging. BMC Nucl Med. 2007; 7:4.
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    31. Teirstein AS, Machac J, Almeida O, Lu P, Padilla ML, Iannuzzi MC. Results of 188 whole-body fluorodeoxyglucose positron emission tomography scans in 137 patients with sarcoidosis. Chest. 2007 Dec; 132(6):1949-53.
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    32. Rudd JH, Myers KS, Bansilal S, Machac J, Rafique A, Farkouh M, Fuster V, Fayad ZA. (18)Fluorodeoxyglucose positron emission tomography imaging of atherosclerotic plaque inflammation is highly reproducible: implications for atherosclerosis therapy trials. J Am Coll Cardiol. 2007 Aug 28; 50(9):892-6.
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    33. Rudd JH, Machac J, Fayad ZA. Simvastatin and plaque inflammation. J Am Coll Cardiol. 2007 May 15; 49(19):1991; author reply 1991-2.
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    34. Kim SC, Kim S, Inabnet WB, Krynyckyi BR, Machac J, Kim CK. Appearance of descended superior parathyroid adenoma on SPECT parathyroid imaging. Clin Nucl Med. 2007 Feb; 32(2):90-3.
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    35. Kim SC, Krynyckyi BR, Machac J, Kim CK. Patterns of red marrow in the adult femur. Clin Nucl Med. 2006 Dec; 31(12):739-41.
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    36. Rudd JH, Fayad ZA, Machac J, Weissberg PL, Davies JR, Warburton EA, Tawakol AA, Strauss HW, Fuster V. Response to 'Laurberg JM, Olsen AK, Hansen SB, et al. Imaging of vulnerable atherosclerotic plaques with FDG-microPET: no FDG accumulation' [Atherosclerosis 2006]. Atherosclerosis. 2007 Jun; 192(2):453-4; author reply 451-2.
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    37. Machac J, Bacharach SL, Bateman TM, Bax JJ, Beanlands R, Bengel F, Bergmann SR, Brunken RC, Case J, Delbeke D, DiCarli MF, Garcia EV, Goldstein RA, Gropler RJ, Travin M, Patterson R, Schelbert HR. Positron emission tomography myocardial perfusion and glucose metabolism imaging. J Nucl Cardiol. 2006 Nov; 13(6):e121-51.
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    38. Nichols KJ, Bacharach SL, Bergmann SR, Cullom SJ, Ficaro EP, Galt JR, Heller GV, Links J, Machac J. Instrumentation quality assurance and performance. J Nucl Cardiol. 2006 Nov; 13(6):e25-41.
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    39. Knesaurek K, Machac J. Comparison of 18F SPECT with PET in myocardial imaging: a realistic thorax-cardiac phantom study. BMC Nucl Med. 2006; 6:5.
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    40. Oh SY, Kim S, Eskandar Y, Kim DW, Krynyckyi BR, Machac J, Inabnet WB, Kim CK. Appearance of intrathymic parathyroid adenomas on pinhole sestamibi parathyroid imaging. Clin Nucl Med. 2006 Jun; 31(6):325-7.
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    41. Zhang Z, Machac J, Helft G, Worthley SG, Tang C, Zaman AG, Rodriguez OJ, Buchsbaum MS, Fuster V, Badimon JJ. Non-invasive imaging of atherosclerotic plaque macrophage in a rabbit model with F-18 FDG PET: a histopathological correlation. BMC Nucl Med. 2006; 6:3.
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    42. Kim S, Krynyckyi BR, Machac J, Kim CK. Concomitant paravertebral FDG uptake helps differentiate supraclavicular and suprarenal brown fat uptake from malignant uptake when CT coregistration is not available. Clin Nucl Med. 2006 Mar; 31(3):127-30.
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    43. Kim S, Youssef I, Kim CK, Machac J, Krynyckyi BR. Prominent lymphatic channels simulating sentinel nodes: the use of standing and delayed views in delineating the true number and position of nodes and the implications for further morbidity reduction. Clin Nucl Med. 2005 Dec; 30(12):794-6.
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    44. Kim SC, Kim DW, Moadel RM, Kim CK, Chatterjee S, Shafir MK, Travis A, Machac J, Krynyckyi BR. Using the intraoperative hand held probe without lymphoscintigraphy or using only dye correlates with higher sensory morbidity following sentinel lymph node biopsy in breast cancer: a review of the literature. World J Surg Oncol. 2005 Sep 29; 3:64.
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    45. Kim DW, Kim SC, Krynyckyi BR, Machac J, Kim CK. Focally increased activity in the lateral aspect of the mid cervical spine on bone scintigraphy is almost always benign in nature. Clin Nucl Med. 2005 Sep; 30(9):593-5.
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    46. Krynyckyi BR, Singh G, Colon D, Kim CK, Travis A, Kim SC, Machac J. Training simulator for sentinel node biopsy (SLNB). Eur J Surg Oncol. 2005 Sep; 31(7):805-6.
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    47. Holub Z, Kuzel D, Kucera E, Eim J, Novotný Z, Hanousek L, Machac J. [The management of uterine fibroids: Czech and Slovak Gynecologic Endoscopy Working Group (CSGE) clinical practice guidelines]. Ceska Gynekol. 2005 Mar; 70(2):165-7.
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    48. Kim S, Ding YG, Krynyckyi BR, MacHac J, Kim CK. Increased F-18 FDG uptake in the right auricle of a displaced heart: potential cause of a false-positive pathologic mediastinal node. Clin Nucl Med. 2005 Feb; 30(2):97-9.
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    49. Machac J. Cardiac positron emission tomography imaging. Semin Nucl Med. 2005 Jan; 35(1):17-36.
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    50. Kim SH, Shim J, Kim CK, Machac J, Krynyckyi BR. Reverse echelon node and a lymphatic ectasia in the same patient during breast lymphoscintigraphy: the importance of injection and imaging technique. Br J Radiol. 2004 Dec; 77(924):1053-6.
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    51. Knesaurek K, Machac J. Improving 3D PET imaging by restoration: a phantom study. Comput Med Imaging Graph. 2005 Jan; 29(1):15-9.
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    52. Kim CK, Krynyckyi BR, Machac J, Pelosi E, Bisi G. Periareolar injections and hot sentinel nodes. J Nucl Med. 2004 Sep; 45(9):1597-9; author reply 1599.
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    53. Ehrmann J, Dusková M, Machac J, Benýsek V, Hobza J, Kolár Z. Solitary intracranial metastasis of follicular carcinoma of the thyroid gland clinically mimicking a meningioma. Cesk Patol. 2004 Apr; 40(2):68-71.
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    54. Krynyckyi BR, Kim CK, Goyenechea MR, Chan PT, Zhang ZY, Machac J. Clinical breast lymphoscintigraphy: optimal techniques for performing studies, image atlas, and analysis of images. Radiographics. 2004 Jan-Feb; 24(1):121-45; discussion 139-45.
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    55. Schelbert HR, Beanlands R, Bengel F, Knuuti J, Dicarli M, Machac J, Patterson R. PET myocardial perfusion and glucose metabolism imaging: Part 2-Guidelines for interpretation and reporting. J Nucl Cardiol. 2003 Sep-Oct; 10(5):557-71.
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    56. Krynyckyi BR, Chun H, Kim HH, Eskandar Y, Kim CK, Machac J. Factors affecting visualization rates of internal mammary sentinel nodes during lymphoscintigraphy. J Nucl Med. 2003 Sep; 44(9):1387-93.
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    57. Chun H, Kim CK, Krynckyi BR, Machac J. The usefulness of a repeat study for differentiating between bowel activity and local tumor recurrence on FDG PET scans. Clin Nucl Med. 2003 Aug; 28(8):672-3.
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    58. Knesaurek K, Machac J, Krynyckyi BR, Almeida OD. Comparison of 2-dimensional and 3-dimensional 82Rb myocardial perfusion PET imaging. J Nucl Med. 2003 Aug; 44(8):1350-6.
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    59. Krynyckyi BR, Kim CK, Goyenechea M, Machac J. Methods to outline the patient during lymphoscintigraphy. J Nucl Med. 2003 Jun; 44(6):992; author reply 992-3.
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    60. Krynyckyi BR, Kim CK, Mosci K, Fedorciw BJ, Zhang ZY, Lipszyc H, Machac J. Areolar-cutaneous "junction" injections to augment sentinel node count activity. Clin Nucl Med. 2003 Feb; 28(2):97-107.
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    61. Machac J, Krynyckyi B, Kim C. Peptide and antibody imaging in lung cancer. Semin Nucl Med. 2002 Oct; 32(4):276-92.
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    62. Kim CK, Kim S, Krynyckyi BR, Machac J, Inabnet WB. The efficacy of sestamibi parathyroid scintigraphy for directing surgical approaches based on modified interpretation criteria. Clin Nucl Med. 2002 Apr; 27(4):246-8.
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    63. Krynyckyi BR, Zhang ZY, Kim CK, Lipszyc H, Mosci K, Machac J. Effect of high specific-activity sulfur colloid preparations on sentinel node count rates. Clin Nucl Med. 2002 Feb; 27(2):92-5.
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    64. Yun M, Kim CK, Krynyckyi BR, Machac J. Incidental recognition of left subclavian vein obstruction on renal scintigraphy. Clin Nucl Med. 2001 Jul; 26(7):610-2.
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    65. Kim CK, Jung E, Yun M, Lorberboym M, Mechanick JI, Bergman D, Inabnet WB, Krynyckyi BR, Machac J. A normal variant on Tl-201 and Tc-99m MIBI whole-body imaging: the superior right atrial wall (auricle) and superoanterior right ventricular wall are often seen as mediastinal lesions. Clin Nucl Med. 2001 May; 26(5):412-8.
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    66. Diamond JA, Machac J, Vallabhajosula S, Henzlova MJ, Ali MK, Mezrow CK, Gandses A, Travis A, Phillips RA. Validation in the canine model of a new non-invasive method of measuring coronary blood flow reserve: split dose thallium-201 rest/stress imaging. Int J Cardiovasc Imaging. 2001 Apr; 17(2):145-52.
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    67. Diamond JA, Krakoff LR, Goldman A, Coplan N, Gharavi A, Martin K, Goldsmith R, Henzlova MJ, Machac J, Phillips RA. Comparison of two calcium blockers on hemodynamics, left ventricular mass, and coronary vasodilatory in advanced hypertension. Am J Hypertens. 2001 Mar; 14(3):231-40.
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    68. Nahar T, Croft L, Shapiro R, Fruchtman S, Diamond J, Henzlova M, Machac J, Buckley S, Goldman ME. Comparison of four echocardiographic techniques for measuring left ventricular ejection fraction. Am J Cardiol. 2000 Dec 15; 86(12):1358-62.
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    69. Krynyckyi BR, Miner M, Ragonese JM, Firestone M, Kim CK, Machac J. Technical aspects of performing lymphoscintigraphy: optimization of methods used to obtain images. Clin Nucl Med. 2000 Dec; 25(12):978-85.
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    70. Knesaurek K, Machac J. Comparison of correction techniques for simultaneous 201Tl/99mTc myocardial perfusion SPECT imaging: a dog study. Phys Med Biol. 2000 Nov; 45(11):N167-76.
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    71. Jung E, Krynyckyi B, Kim CK, Machac J. Pertechnetate activity in the gastric fundus and a small left kidney simulating an enlarged hydronephrotic kidney. Clin Nucl Med. 2000 Nov; 25(11):940-2.
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    72. Mechanick JI, Kim CK, Krynyckyi BR, Machac J, Urken ML. Multiple papillary thyroid carcinoma metastases revealed on position emission tomography scan in a patient with negative 131I scan. Thyroid. 2000 Oct; 10(10):929-30.
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    73. Kim CK, Yun M, Lim JK, Lin X, Krynyckyi BR, Machac J. Refinement of the positive predictive value of gallbladder nonvisualization after morphine administration for acute cholecystitis based on the temporal pattern of common bile duct activity. Clin Nucl Med. 2000 Aug; 25(8):603-7.
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    74. Dangas G, Machac J, Goldman ME, Sharma SK, Shao JH, Cohen AM, Meraj P, Feldman D, Ambrose JA. Evaluation of myocardial viability in asymptomatic patients early after infarction with perfusion/metabolism single-photon-emission computed tomographic imaging and dobutamine echocardiography. Coron Artery Dis. 2000 Jul; 11(5):409-14.
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    75. Fang DX, Stock RG, Stone NN, Krynyckyi BR, Kim CK, Machac J. Use of radioimmunoscintigraphy with indium-111-labeled CYT-356 (ProstaScint) scan for evaluation of patients for salvage brachytherapy. Tech Urol. 2000 Jun; 6(2):146-50.
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    76. Pessey JJ, Gehanno P, Thoroddsen E, Dagan R, Leibovitz E, Machac J, Pimentel JM, Marr C, Leblanc F. Short course therapy with cefuroxime axetil for acute otitis media: results of a randomized multicenter comparison with amoxicillin/clavulanate. Pediatr Infect Dis J. 1999 Oct; 18(10):854-9.
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    77. Knesaurek K, Machac J. A transformation cross-talk technique for simultaneous dual radionuclide imaging: a myocardial perfusion 201Tl/99Tcm sestamibi dog SPECT study. Br J Radiol. 1999 Sep; 72(861):872-81.
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    78. Knesaurek K, Machac J. Improvement of the fluorine-18 fluorodeoxyglucose images in simultaneous F-18 FDG/Tc-99m collimated spect imaging. Med Phys. 1999 Jun; 26(6):917-23.
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    79. Zangari M, Henzlova MJ, Ahmad S, Scigliano E, Isola L, Platnik J, Croft LB, Sandler D, Diamond JA, Machac J, Fruchtman SM. Predictive value of left ventricular ejection fraction in stem cell transplantation. Bone Marrow Transplant. 1999 May; 23(9):917-20.
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    80. Diamond JA, Gharavi A, Roychoudhury D, Machac J, Henzlova MJ, Travis A, Phillips RA. Effect of long-term eprosartan versus enalapril antihypertensive therapy on left ventricular mass and coronary flow reserve in stage I-II hypertension. Eprosartan Study Group. Curr Med Res Opin. 1999; 15(1):1-8.
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    81. Wang L, Florman S, Roayaie S, Basile J, Zhang ZY, Machac J, Boros P, Miller CM. Differential in vivo recovery of sinusoidal endothelial cells, hepatocytes, and Kupffer cells after cold preservation and liver transplantation in rats. Transplantation. 1998 Sep 15; 66(5):573-8.
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    82. Lorberboym M, Wallach F, Estok L, Mosesson RE, Sacher M, Kim CK, Machac J. Thallium-201 retention in focal intracranial lesions for differential diagnosis of primary lymphoma and nonmalignant lesions in AIDS patients. J Nucl Med. 1998 Aug; 39(8):1366-9.
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    83. Mosler P, Necas M, Machac J. [Misoprostol and induction of labor--an effective method of treating prolonged pregnancy]. Ceska Gynekol. 1998 Aug; 63(4):325-6.
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    84. Shihabuddin L, Buchsbaum MS, Hazlett EA, Haznedar MM, Harvey PD, Newman A, Schnur DB, Spiegel-Cohen J, Wei T, Machac J, Knesaurek K, Vallabhajosula S, Biren MA, Ciaravolo TM, Luu-Hsia C. Dorsal striatal size, shape, and metabolic rate in never-medicated and previously medicated schizophrenics performing a verbal learning task. Arch Gen Psychiatry. 1998 Mar; 55(3):235-43.
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    85. Machac J. [Personal experience with laparoscopic hysterectomy]. Ceska Gynekol. 1998 Feb; 63(1):93.
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    86. Knesaurek K, Machac J. Enhanced cross-talk correction technique for simultaneous dual-isotope imaging: a TL-201/Tc-99m myocardial perfusion SPECT dog study. Med Phys. 1997 Dec; 24(12):1914-23.
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    87. Knesaurek K, Machac J. Three-window transformation cross-talk correction for simultaneous dual-isotope imaging. J Nucl Med. 1997 Dec; 38(12):1992-8.
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    88. Lorberboym M, Rubin P, Warner R, Machac J. Adrenal glands imaging with indium-111-DTPA-D-Phe1-octreotide following ACTH therapy. J Nucl Med. 1997 Sep; 38(9):1489-91.
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    89. Intrator J, Hare R, Stritzke P, Brichtswein K, Dorfman D, Harpur T, Bernstein D, Handelsman L, Schaefer C, Keilp J, Rosen J, Machac J. A brain imaging (single photon emission computerized tomography) study of semantic and affective processing in psychopaths. Biol Psychiatry. 1997 Jul 15; 42(2):96-103.
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    90. Subramanian R, Vallabhajoshula S, Lipszyc H, Zhao Q, Murray J, Shaban S, Machac J, Hanna MG. Preclinical studies of indium-111-labeled IgM: a human monoclonal antibody for infection imaging. J Nucl Med. 1997 Jul; 38(7):1054-9.
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    91. Lorberboym M, Pastores GM, Kim CK, Hermann G, Glajchen N, Machac J. Scintigraphic monitoring of reticuloendothelial system in patients with type 1 Gaucher disease on enzyme replacement therapy. J Nucl Med. 1997 Jun; 38(6):890-5.
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    92. Knesaurek K, Machac J. Non-uniform attenuation correction in SPET using a modified conjugate gradient reconstruction method. Nucl Med Commun. 1997 May; 18(5):431-6.
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    93. Lorberboym M, Mandell LR, Mosesson RE, Germano I, Lou W, DaCosta M, Linzer DG, Machac J. The role of thallium-201 uptake and retention in intracranial tumors after radiotherapy. J Nucl Med. 1997 Feb; 38(2):223-6.
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    94. Vallabhajosula S, Hirschowitz J, Machac J. Effect of haloperidol dose on iodine-123-IBZM brain SPECT imaging in schizophrenic patients. J Nucl Med. 1997 Feb; 38(2):203-7.
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    95. Lister-James J, Vallabhajosula S, Moyer BR, Pearson DA, McBride BJ, De Rosch MA, Bush LR, Machac J, Dean RT. Pre-clinical evaluation of technetium-99m platelet receptor-binding peptide. J Nucl Med. 1997 Jan; 38(1):105-11.
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    96. Kim CK, Lim JK, Machac J. Variable bile retention on cholescintigraphy after morphine administration. Eur J Nucl Med. 1996 Nov; 23(11):1464-7.
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    97. Machac J, Hegerová I. [Personal experience with laparoscopic hysterectomy]. Ceska Gynekol. 1996 Oct; 61(5):287-90.
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    98. Lorberboym M, Estok L, Machac J, Germano I, Sacher M, Feldman R, Wallach F, Dorfman D. Rapid differential diagnosis of cerebral toxoplasmosis and primary central nervous system lymphoma by thallium-201 SPECT. J Nucl Med. 1996 Jul; 37(7):1150-4.
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    99. Knesaurek K, Machac J, Vallabhajosula S, Buchsbaum MS. A new iterative reconstruction technique for attenuation correction in high-resolution positron emission tomography. Eur J Nucl Med. 1996 Jun; 23(6):656-61.
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    100. Lorberboym M, Pandit N, Machac J, Holan V, Sacher M, Segal D, Sen C. Brain perfusion imaging during preoperative temporary balloon occlusion of the internal carotid artery. J Nucl Med. 1996 Mar; 37(3):415-9.
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    101. Machac J, Hegerová I, Mosler P. [Use of a morcellator in supracervical laparotomy extirpation of the uterus]. Ceska Gynekol. 1995 Jun; 60(3):158-9.
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    102. San Pedro EC, Lorberboym M, Machac J, Som P, Shugar J. Imaging of multiple bilateral parotid gland oncocytomas. Clin Nucl Med. 1995 Jun; 20(6):515-8.
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    103. Lorberboym M, Segal D, Machac J, Sen C, Sacher M. Avid uptake of technetium-99m-HMPAO by an intracranial plasmacytoma during carotid balloon test occlusion. J Nucl Med. 1995 May; 36(5):800-3.
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    104. Henzlova MJ, Padilla ML, Freilich A, Gass AL, Courtney MC, Diamond JA, Machac J. Dobutamine thallium 201 perfusion imaging in candidates for lung transplantation. J Heart Lung Transplant. 1995 Mar-Apr; 14(2):251-6.
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    105. Fyfe BS, Israel DH, Quish A, Squire A, Burrows L, Miller C, Sharma SK, Murthy S, Machac J. Reversal of primary hyperoxaluria cardiomyopathy after combined liver and renal transplantation. Am J Cardiol. 1995 Jan 15; 75(2):210-2.
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    106. Bauman WA, Raza M, Spungen AM, Machac J. Cardiac stress testing with thallium-201 imaging reveals silent ischemia in individuals with paraplegia. Arch Phys Med Rehabil. 1994 Sep; 75(9):946-50.
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    107. Henzlova MJ, Machac J. Clinical utility of technetium-99m-teboroxime myocardial washout imaging. J Nucl Med. 1994 Apr; 35(4):575-9.
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    108. Machac J, Vallabhajosula S. Cerebral versus myocardial stress perfusion imaging: role of pharmacological intervention in the diagnostic assessment of flow reserve. J Nucl Med. 1994 Jan; 35(1):41-3.
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    109. Vassiliadis IV, Machac J, Sharma S, Horowitz SF, Goldsmith SJ. Detection of silent left ventricular dysfunction during daily activities in coronary artery disease patients by the nuclear VEST. J Nucl Biol Med. 1993 Dec; 37(4):198-206.
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    110. Lansman SL, Cohen M, Galla JD, Machac J, Quintana CS, Ergin MA, Griepp RB. Coronary bypass with ejection fraction of 0.20 or less using centigrade cardioplegia: long-term follow-up. Ann Thorac Surg. 1993 Sep; 56(3):480-5; discussion 485-6.
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    111. Bauman WA, Raza M, Chayes Z, Machac J. Tomographic thallium-201 myocardial perfusion imaging after intravenous dipyridamole in asymptomatic subjects with quadriplegia. Arch Phys Med Rehabil. 1993 Jul; 74(7):740-4.
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    112. Vassiliadis IV, Machac J, O'Hara M, Sezhiyan T, Horowitz SF. Exercise-induced myocardial dysfunction in patients with coronary artery disease with and without angina. Am Heart J. 1991 May; 121(5):1403-8.
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    113. Gomes JA, Winters SL, Ergin A, Machac J, Estioko M, Alexopoulous D, Pe E. Clinical and electrophysiologic determinants, treatment and survival of patients with sustained malignant ventricular tachyarrhythmias occurring late after myocardial infarction. J Am Coll Cardiol. 1991 Feb; 17(2):320-6.
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    114. Machac J. Radionuclear assessment in ischemic heart disease. Curr Opin Cardiol. 1990 Aug; 5(4):397-402.
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    115. Machac J. Technetium-99m isonitrile: a perfusion or a viability agent? J Am Coll Cardiol. 1989 Dec; 14(7):1685-8.
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    116. Stamler J, Horowitz SF, Goldman ME, Matza D, Machac J. Peripartum cardiomyopathy. A role for cardiac stress determinants other than pregnancy? Mt Sinai J Med. 1989 Sep; 56(4):285-9.
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    117. Machac J, Vallabhajosula S, Goldman ME, Goldsmith SJ, Palestro C, Strashun A, Vaquer R, Phillips RA, Fuster V. Value of blood-pool subtraction in cardiac indium-111-labeled platelet imaging. J Nucl Med. 1989 Sep; 30(9):1445-55.
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    118. Machac J, Hess L, Kobilková J. [Initial experience with flumazenil (Anexate Roche) for abortion]. Cesk Gynekol. 1989 May; 54(4):274-6.
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    119. Alexopoulos D, Machac J, Arora RR, Horowitz SF. Exercise-induced pulmonary blood volume changes and diastolic dysfunction of the aged heart. Clin Cardiol. 1989 Apr; 12(4):209-13.
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    120. Gomes JA, Winters SL, Martinson M, Machac J, Stewart D, Targonski A. The prognostic significance of quantitative signal-averaged variables relative to clinical variables, site of myocardial infarction, ejection fraction and ventricular premature beats: a prospective study. J Am Coll Cardiol. 1989 Feb; 13(2):377-84.
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    121. Machac J, Hess L. [Analgesia-sedation using ketamine and benzodiazepines in mini-abortion]. Cesk Gynekol. 1989 Feb; 54(1):23-6.
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    122. Horowitz SF, Fischbein A, Matza D, Rizzo JN, Stern A, Machac J, Solomon SJ. Evaluation of right and left ventricular function in hard metal workers. Br J Ind Med. 1988 Nov; 45(11):742-6.
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    123. Alexopoulos D, Horowitz SF, Ambrose JA, Machac J. Serial pulmonary blood volume changes with supine exercise in normal subjects and in coronary artery disease patients. Eur Heart J. 1988 Nov; 9(11):1223-9.
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    124. Machac J, Lejska VL, Dezort J, Bednaríková L, Uherková E. [3 cases of cervico-aural fistula]. Cesk Otolaryngol. 1988 May; 37(3):146-8.
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    125. Machac J, Weiss A, Winters SL, Barecca P, Gomes JA. A comparative study of frequency domain and time domain analysis of signal-averaged electrocardiograms in patients with ventricular tachycardia. J Am Coll Cardiol. 1988 Feb; 11(2):284-96.
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    126. Arora RR, Machac J, Goldman ME, Butler RN, Gorlin R, Horowitz SF. Atrial kinetics and left ventricular diastolic filling in the healthy elderly. J Am Coll Cardiol. 1987 Jun; 9(6):1255-60.
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    127. Graf JH, Horowitz SF, Machac J, Goldman ME, Weinrauch M, Goldsmith SJ. The relationship of dyspnea on exertion to stress-induced thallium-201 lung uptake. Mt Sinai J Med. 1987 May; 54(4):324-9.
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    128. Gomes JA, Horowitz SF, Millner M, Machac J, Winters SL, Barreca P. Relation of late potentials to ejection fraction and wall motion abnormalities in acute myocardial infarction. Am J Cardiol. 1987 May 1; 59(12):1071-4.
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    129. Janous P, Hess L, Machac J. [New methods of intravenous anesthesia in ambulatory gynecologic procedures]. Cesk Gynekol. 1987 May; 52(4):296-300.
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    130. Machac J, Vaquer R, Levin H, Horowitz SF. The effect of heart rate and contractility on the measurement of left ventricular mass by 201Tl SPECT. Eur J Nucl Med. 1987; 13(9):446-9.
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    131. Vallabhajosula S, Machac J, Goldsmith SJ, Lipszyc H, Badimon L, Rand J, Fuster V. Indium-111 platelet kinetics in normal human subjects: tropolone versus oxine methods. J Nucl Med. 1986 Nov; 27(11):1669-74.
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    132. Machac J, Mattes L, Arora R, Ambrose J, Horowitz SF. Unusual pulmonary artery 99mTc HSA uptake seen by gated blood pool imaging. J Nucl Med Allied Sci. 1986 Oct-Dec; 30(4):221-4.
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    133. Horowitz SF, Machac J, Levin H, Matza D. Effect of variable left ventricular vertical orientation on planar myocardial perfusion images. J Nucl Med. 1986 May; 27(5):694-700.
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    134. Machac J, Levin H, Balk E, Horowitz SF. Computer modeling of planar myocardial perfusion imaging: effect of heart rate and ejection fraction on wall thickness and chamber size. J Nucl Med. 1986 May; 27(5):653-9.
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    135. Sussman MH, Horowitz SF, Navarro JL, Machac J. Abnormalities of the ascending aorta detected by gated blood pool imaging. Clin Nucl Med. 1986 Mar; 11(3):198-202.
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    136. Arora RR, Horowitz SF, Machac J, Goldman ME. Vertical left ventricular angulation assessed by thallium 201 myocardial perfusion imaging in patients with mitral valve prolapse. Cathet Cardiovasc Diagn. 1986; 12(4):240-5.
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    137. Dezort J, Machac J, Lejska V. [An overview of injured patients treated and hospitalized at the Pediatric ORL Clinic in Brno over the past 10 years]. Cesk Otolaryngol. 1985 Nov; 34(6):361-6.
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    138. Horowitz SF, Matza D, Machac J. Cardiotoxic effects of chemicals. Mt Sinai J Med. 1985 Oct; 52(8):650-5.
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    139. Machac J, Nejatheim M, Goldsmith SJ. Gallium-67 citrate uptake in cryptococcal thyroiditis in a homosexual male. J Nucl Med Allied Sci. 1985 Jul-Sep; 29(3):283-5.
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    140. Coplan NL, Horowitz SF, Hoffman DP, Goldman ME, Machac J. Mechanism underlying the absence of ischemic changes on the exercise electrocardiogram in patients with abnormal exercise thallium-201 imaging and coronary artery disease. Clin Cardiol. 1985 Jul; 8(7):399-405.
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    141. Cohen M, Horowitz SF, Machac J, Mindich BP, Fuster V. Response of the right ventricle to exercise in isolated mitral stenosis. Am J Cardiol. 1985 Apr 1; 55(8):1054-8.
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    142. Novack H, Machac J, Horowitz SF. Inversion of the radionuclide regurgitant index in right-sided valvular regurgitation. Eur J Nucl Med. 1985; 11(6-7):205-9.
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    143. Machac J, Horowitz SF, Fagerstrom R, Levine R, Goldsmith SJ. Characterization and automatic identification of ECG conduction abnormalities using segmental multiharmonic Fourier analysis of gated blood-pool scintigrams. Eur J Nucl Med. 1985; 11(6-7):210-6.
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    144. Machac J, Horowitz SF, Broder D, Goldsmith SJ. Accuracy and precision of regional multiharmonic Fourier analysis of gated blood-pool images. J Nucl Med. 1984 Dec; 25(12):1294-9.
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    145. Machac J, Horowitz SF, Miceli K, Pollack B, Lee K, Goldman ME, Goldsmith SJ, Teichholz LE. Quantification of cardiac conduction abnormalities using segmental vector Fourier analysis of radionuclide gated blood pool scans. J Am Coll Cardiol. 1983 Dec; 2(6):1099-106.
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    146. Machac J, Mazanec K, Lejska V. [Osteomyelitis of the frontal bone in a 12-year-old girl]. Cesk Otolaryngol. 1983 Nov; 32(6):355-7.
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    Mount Sinai Profiles is managed by Conduits - The Institutes for Translational Sciences at Icahn School of Medicine, supported by the National Center for Research Resources and the National Center for Advancing Translational Sciences of the National Institutes of Health through Grant Number UL1TR000067